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OPERATING LEASE RIGHT OF USE ASSETS AND LIABILITIES (Tables)
 3 Months Ended
Dec. 31, 2021
Leases [Abstract]  
Schedule of Future Minimum Rental Payments for Operating Leases Undiscounted future minimum lease payments expected to be received for operating leases at December 31, 2021 were as follows:
(Dollars in thousands)
Remaining in 2022$27,557 
202331,660 
202423,698 
202517,366 
202610,508 
Thereafter14,227 
Total undiscounted future minimum lease payments receivable for operating leases$125,016 
Undiscounted future minimum operating lease payments and a reconciliation to the amount recorded as operating lease liabilities at December 31, 2021 were as follows:
(Dollars in thousands)
Remaining in 2022$3,301 
20233,892 
20243,854 
20253,718 
20263,195 
Thereafter21,732 
Total undiscounted future minimum lease payments 39,692 
Discount(5,167)
Total operating lease liabilities$34,525 
Weighted-Average Discount Rate and Remaining Lease Term for Operating Leases
The weighted-average discount rate and remaining lease term for operating leases at December 31, 2021 were as follows:
Weighted-average discount rate2.33 %
Weighted-average remaining lease term (years)10.90

The components of total lease costs for operating leases were as follows:
Three Months Ended December 31,
(Dollars in thousands)20212020
Lease expense$1,137 $954 
Short-term and variable lease cost35 63 
ROU asset impairment— 224 
Sublease income(176)(108)
Total lease cost for operating leases$996 $1,133